Finding the Fourth Proportional to 1,641,818.79, 2,461,053.92 and 930,343.95
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Solution
The fourth proportional to 1,641,818.79, 2,461,053.92 and 930,343.95 is: 1,394,567.19
Step by Step Solution
- Step 1: Write the proportion equation
1,641,818.79 : 2,461,053.92 = 930,343.95 : x - Step 2: Convert to fraction form
1,641,818.79/2,461,053.92 = 930,343.95/x - Step 3: Cross multiply
1,641,818.79x = 2,461,053.92 × 930,343.95 - Step 4: Simplify right side
1,641,818.79x = 2,289,626,620,444.06 - Step 5: Solve for x
x = 2,289,626,620,444.06/1,641,818.79 - Step 6: Final answer
x = 1,394,567.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.